Question

【题目】The students are busy (帮助) the farmers with the apple picking.

Answer 1

【答案】helping
【解析】句意：学生们在忙着帮助农民摘苹果。帮助：help， 因为固定短语be busy （in）doing sth.帮助某人做某事，因此help要用动名词形式，所以答案是helping。